#include "Add.h"// #include "mymath_lib/include/Add.h"
#include "Sub.h"
#include "Mul.h"
#include "Div.h"


int main()
{
    int x = 20;
    int y = 10;
    printf("%d + %d = %d\n",x,y,Add(x,y));
    printf("%d - %d = %d\n",x,y,Sub(x,y));
    printf("%d * %d = %d\n",x,y,Mul(x,y));
    return 0;
}
